Abstract: The present invention concerns a process for purifying an aromatic liquid compound, said process comprising at least a step in which said aromatic liquid compound is contacted with a zeolitic adsorbent material. The present invention also concerns the use of a zeolitic adsorbent material for purifying an aromatic liquid compound.

Abstract: Disclosed are compositions, processes, and methods directed to mesoporous carbon nitride materials having high nitrogen content. The mesoporous carbon nitride material has a three dimensional C3N5 3-amino-1,2,4-triazole based mesoporous carbon nitride matrix having an atomic nitrogen to carbon ratio of 1.4 to 1.7, and a band gap of 1.8 to 3 eV.

Abstract: Carbon nitride materials and method of making said carbon nitride materials is described. The carbon nitride materials can be a three dimensional C3N5 3-amino-1,2,4,-triazole and urea based mesoporous carbon nitride matrix having an atomic carbon to nitrogen ratio of 0.55 to 0.8 and basic nitrogen containing groups of between 0.15 to 0.25 mmol per gram.

Abstract: Supported catalysts, methods of making and using are described herein. A supported catalyst can include a metal nanostructure, an oxide, or an alloy thereof, having a Lewis acid active site capable of catalyzing the formation of an alkyl aromatic compound from an aromatic hydrocarbon and an olefin, and an inert hollow zeolite support. The inert hollow zeolite support has a peripheral shell with an exterior surface and an interior surface that defines and encloses a hollow space within the interior of the shell, where the metal nanostructure, or an oxide or an alloy thereof is comprised in the hollow space.

Abstract: Certain embodiments of the invention are directed to nitrogen rich three dimensional C3N4+ mesoporous graphitic carbon nitride (gMCN) material formed from diaminoguanidine precursors, the gMCN having a spherical morphology and an average monomodal pore diameter between 6.5 to 9.5 nm.

Abstract: The invention is directed to hollow zeolite encapsulated metal particle catalysts where the metal particle is contained in the hollow of the zeolite, their preparation method by depositing metal particle precursors and subsequent removal of said metal particle precursors from the surface of the hollow zeolite while retaining those in the cavity of the hollow zeolite, and the catalysts' use in selective benzene alkylation.

Abstract: Certain embodiments of the invention are directed to nitrogen rich two dimensional hexagonal C3N4.6 mesoporous graphitic carbon nitride (gMCN) material formed from cyclic amino-triazole precursors, the gMCN having a rod shape morphology and an average pore diameter between 4 to 6 nm.

Abstract: Disclosed are catalysts capable of catalyzing the dry reforming of methane. The catalysts have a core-shell structure with the shell surrounding the core. The shell has a redox-metal oxide phase that includes a metal dopant incorporated into the lattice framework of the redox-metal oxide phase. An active metal(s) is deposited on the surface of the shell.

Abstract: Disclosed are bulk metal oxide catalysts, and methods for their use, that include at 5 least two or more metals or two or more compounds thereof (M1, M2) and having an olivine crystal phase or a spinel crystal phase, or both phases, wherein the bulk metal oxide catalyst is capable of producing the H2 and CO from the CH4 and the CO2 under substantially dry conditions.

Abstract: Disclosed are metal oxide catalysts, and methods for their use, that includes a bulk metal oxide catalyst composed of at least two metals and nesosilicate. The catalyst is capable of catalyzing the carbon dioxide reforming of methane to produce hydrogen and carbon monoxide.

Abstract: Mesoporous graphitic carbon nitride (MGCN) materials and method of making said MGCN materials is described. The MGCN materials include a three dimensional cyanamide based carbon nitride matrix having tunable pore diameters, a pore volume between 0.40 and 0.80 cm3 g?1, and a surface area of 195 to 300 m2 gm?1. The matrix comprises sheets of three dimensionally arranged s-heptazine (tri-s-triazine) units. The MGCN materials are used as catalysts in aldol condensation reactions, in particular Knoevenagel reactions. The mesoporous structure is obtained by means of a silica template like KIT-6, which is removed after polymerisation of the cyanamide monomers.

Abstract: Methods of producing rod-shaped mesoporous carbon nitride (MCN) materials are described. The method includes (a) obtaining a template reactant mixture comprising an uncalcined rod-shaped SBA-15 template, a carbon source compound, and a nitrogen source compound; (b) subjecting the template reactant mixture to conditions suitable to form a rod-shaped template carbon nitride composite; (c) heating the rod-shaped template carbon nitride composite to a temperature of at least 500° C. to form a rod-shaped mesoporous carbon nitride material/SB A-15 (MCN-SBA-15) complex; and (d) removing the SBA-15 template from the MCN-SBA-15 complex to produce a rod-shaped mesoporous carbon nitride material.

Abstract: An oxidative aromatization method and systems capable of producing aromatic hydrocarbons from an alkane or mixtures of alkanes and carbon dioxide (CO2) are disclosed. Specifically, the method and systems use zeolite catalysts to catalyze the aromatization reaction of butane in the presence of CO2. The aromatization reactions provide product streams with high single pass aromatic selectivity of benzene, toluene and xylenes (BTX).

Abstract: Catalysts useful for hydrocarbon reforming reactions are described. A catalyst can include a bimetallic (M1M2) or trimetallic (M1M2M3) nanostructure, or oxides thereof, and a hollow zeolite support. The hollow space in the zeolite support includes the bi-metallic (M1M2) or tri-metallic (M1M2M3) nanostructure, or oxides thereof.

Abstract: Disclosed is a water-splitting photocatalyst, and methods for its use, that includes a photoactive semi-conductive layer, an up-converting material capable of converting infrared (IR) light to visible light and/or ultraviolet (UV) light, and a metal or metal alloy material having surface plasmon resonance properties in response to IR light and/or visible light, wherein the photoactive semi-conductive layer encompasses at least a portion of the up-converting material and the metal or metal alloy material.

Abstract: Disclosed are bulk metal oxide catalysts, and methods for their use, that include at 5 least two or more metals or two or more compounds thereof (M1, M2) and having an olivine crystal phase or a spinel crystal phase, or both phases, wherein the bulk metal oxide catalyst is capable of producing the H2 and CO from the CH4 and the CO2 under substantially dry conditions.

Abstract: Disclosed are metal oxide catalysts, and methods for their use, that includes a bulk metal oxide catalyst composed of at least two metals and nesosilicate. The catalyst is capable of catalyzing the carbon dioxide reforming of methane to produce hydrogen and carbon monoxide.

Abstract: Disclosed are catalysts capable of catalyzing the dry reforming of methane. The catalysts have a core-shell structure with the shell surrounding the core. The shell has a redox-metal oxide phase that includes a metal dopant incorporated into the lattice framework of the redox-metal oxide phase. An active metal(s) is deposited on the surface of the shell.